An aluminium sphere of diameter 10 cm is submerged in glycerine of density 1.26g*cm^(-3) " at " 20^(@)C. Calculate the change in apparent weight of the sphere when the glycerine is heated to 100^(@)C. Coefficient of volume expansion of glycerine =5 times 10^(-4@)C^(-1) and that of linear expansion of aluminium =2.5 times 10^(-6@)C^(-1).

An aluminium sphere of diameter 10 cm is submerged in glycerine of den

1.	An aluminium sphere of diameter 10 cm is submerged in glycerine of density 1.26g*cm^(-3) " at " 20^(@)C. Calculate the change in apparent weight of the sphere when the glycerine is heated to 100^(@)C. Coefficient of volume expansion of glycerine =5 times 10^(-4@)C^(-1) and that of linear expansion of aluminium =2.5 times 10^(-6@)C^(-1).
Answer» ANSWER :2.34 G